Service Protect 3 years covers maintenance of your SINAMICS converter, liquid-cooled, with an extended service time of 3 years. "Service Protect 3 years" can be purchased any time, but must be linked within 48 months after purchase and during the default warranty period of the hardware with the associated hardware; online registration required. In case of an approved service case within the service period, the registered product will be replaced or repaired free of charge.